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scsi: libsas: Delete sas_ssp_task.enable_first_burst

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Since libsas was introduced in commit 2908d778ab ("[SCSI] aic94xx: new
driver"), sas_ssp_task.enable_first_burst is never set, so delete it and
any references.

Signed-off-by: John Garry <john.g.garry@oracle.com>
Link: https://lore.kernel.org/r/20230815115156.343535-7-john.g.garry@oracle.com
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry 2023-08-15 11:51:52 +00:00 committed by Martin K. Petersen
parent 31d9061b47
commit ebf26e93cf
6 changed files with 4 additions and 19 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/scsi/aic94xx/aic94xx_task.c
View file

@ -485,8 +485,6 @@ static int asd_build_ssp_ascb(struct asd_ascb *ascb, struct sas_task *task,
scb->ssp_task.ssp_frame.tptt = cpu_to_be16(0xFFFF);
memcpy(scb->ssp_task.ssp_cmd.lun, task->ssp_task.LUN, 8);
if (task->ssp_task.enable_first_burst)
scb->ssp_task.ssp_cmd.efb_prio_attr |= EFB_MASK;
scb->ssp_task.ssp_cmd.efb_prio_attr |= (task->ssp_task.task_prio << 3);
scb->ssp_task.ssp_cmd.efb_prio_attr |= (task->ssp_task.task_attr & 7);
memcpy(scb->ssp_task.ssp_cmd.cdb, task->ssp_task.cmd->cmnd,

8
drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
View file

@ -960,7 +960,7 @@ static void prep_ssp_v1_hw(struct hisi_hba *hisi_hba,
struct scsi_cmnd *scsi_cmnd = ssp_task->cmd;
struct sas_tmf_task *tmf = slot->tmf;
int has_data = 0, priority = !!tmf;
u8 *buf_cmd, fburst = 0;
u8 *buf_cmd;
u32 dw1, dw2;
/* create header */
@ -1018,15 +1018,11 @@ static void prep_ssp_v1_hw(struct hisi_hba *hisi_hba,
buf_cmd = hisi_sas_cmd_hdr_addr_mem(slot) +
sizeof(struct ssp_frame_hdr);
if (task->ssp_task.enable_first_burst) {
fburst = (1 << 7);
dw2 |= 1 << CMD_HDR_FIRST_BURST_OFF;
}
hdr->dw2 = cpu_to_le32(dw2);
memcpy(buf_cmd, &task->ssp_task.LUN, 8);
if (!tmf) {
buf_cmd[9] = fburst | task->ssp_task.task_attr |
buf_cmd[9] = task->ssp_task.task_attr |
(task->ssp_task.task_prio << 3);
memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd,
task->ssp_task.cmd->cmd_len);

8
drivers/scsi/mvsas/mv_sas.c
View file

@ -564,7 +564,7 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
void *buf_prd;
struct ssp_frame_hdr *ssp_hdr;
void *buf_tmp;
u8 *buf_cmd, *buf_oaf, fburst = 0;
u8 *buf_cmd, *buf_oaf;
dma_addr_t buf_tmp_dma;
u32 flags;
u32 resp_len, req_len, i, tag = tei->tag;
@ -582,10 +582,6 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
(phy_mask << TXQ_PHY_SHIFT));
flags = MCH_RETRY;
if (task->ssp_task.enable_first_burst) {
flags |= MCH_FBURST;
fburst = (1 << 7);
}
if (is_tmf)
flags |= (MCH_SSP_FR_TASK << MCH_SSP_FR_TYPE_SHIFT);
else
@ -667,7 +663,7 @@ static int mvs_task_prep_ssp(struct mvs_info *mvi,
memcpy(buf_cmd, &task->ssp_task.LUN, 8);
if (ssp_hdr->frame_type != SSP_TASK) {
buf_cmd[9] = fburst | task->ssp_task.task_attr |
buf_cmd[9] = task->ssp_task.task_attr |
(task->ssp_task.task_prio << 3);
memcpy(buf_cmd + 12, task->ssp_task.cmd->cmnd,
task->ssp_task.cmd->cmd_len);

2
drivers/scsi/pm8001/pm8001_hwi.c
View file

@ -4053,8 +4053,6 @@ static int pm8001_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
ssp_cmd.tag = cpu_to_le32(tag);
if (task->ssp_task.enable_first_burst)
ssp_cmd.ssp_iu.efb_prio_attr |= 0x80;
ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,

2
drivers/scsi/pm8001/pm80xx_hwi.c
View file

@ -4316,8 +4316,6 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha,
ssp_cmd.data_len = cpu_to_le32(task->total_xfer_len);
ssp_cmd.device_id = cpu_to_le32(pm8001_dev->device_id);
ssp_cmd.tag = cpu_to_le32(tag);
if (task->ssp_task.enable_first_burst)
ssp_cmd.ssp_iu.efb_prio_attr = 0x80;
ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_prio << 3);
ssp_cmd.ssp_iu.efb_prio_attr |= (task->ssp_task.task_attr & 7);
memcpy(ssp_cmd.ssp_iu.cdb, task->ssp_task.cmd->cmnd,

1
include/scsi/libsas.h
View file

@ -564,7 +564,6 @@ enum task_attribute {
struct sas_ssp_task {
u8 LUN[8];
u8 enable_first_burst:1;
enum task_attribute task_attr;
u8 task_prio;
struct scsi_cmnd *cmd;